Why do people seem excited to see others except me? Is something wrong with me?

I noticed that I’m always the one ecstatic to see others and give hugs but no one does it for me. For example, my roommates are always excited to see the others but just not me. They would give each other hugs and say I love yous and so much appreciation.

I’m a friendly and enthusiastic person and I treat people with equal amount of love, respect and kindness. I love letting others know I appreciate them. I just feel invisible and unimportant. I feel like my existence is unworthy.

I’m often excluded